Bell, F. J. 1884. Studies on the Holothuroidea. III. On Amphicyclus, a new genus of dendrochirotous holothurians, and its bearing on the classification of the family. Proceedings Zoological Society London. 1884: 253-258., available online athttps://doi.org/10.1111/j.1096-3642.1884.tb02830.x[details]

original descriptionBell, F. J. 1884. Studies on the Holothuroidea. III. On Amphicyclus, a new genus of dendrochirotous holothurians, and its bearing on the classification of the family. Proceedings Zoological Society London. 1884: 253-258., available online athttps://doi.org/10.1111/j.1096-3642.1884.tb02830.x[details]